Resubmissions

05-10-2024 13:31

241005-qsm7vstfqk 10

20-03-2024 10:42

240320-mr6e9sfe3w 10

Analysis

  • max time kernel
    133s
  • max time network
    135s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    05-10-2024 13:31

General

  • Target

    86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe

  • Size

    666KB

  • MD5

    49a614236d15faef7cf8bf28ab590829

  • SHA1

    0009643dea2b241e31200fa7d0e87f2195974fdc

  • SHA256

    86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846

  • SHA512

    8635bf3a1a6b552bc49d7e2369d914345ffb82e37090bd1902a4de3ec0638ee2c2f4c1715fcdaf2c410bb7fdf78ce00bd74ce3bf9ce803e206295982459a653e

  • SSDEEP

    12288:FMy2+qkC8slD1k92DVgbLEc5zZVxmmq8F46MYsXQ5l2bkR:Fj/Hsl5k92sPFZVEDYzK+

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.zqamcx.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Anambraeast@123

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe
    "C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:168
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1444
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\JfscrKa.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2384
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\JfscrKa" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9F4D.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3068
    • C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe
      "C:\Users\Admin\AppData\Local\Temp\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3840

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\86548927a6a677ef5b188069d885fd755d56dcd21ba7b01c96915ec888c86846.exe.log

    Filesize

    1KB

    MD5

    0c2899d7c6746f42d5bbe088c777f94c

    SHA1

    622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

    SHA256

    5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

    SHA512

    ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    1c19c16e21c97ed42d5beabc93391fc5

    SHA1

    8ad83f8e0b3acf8dfbbf87931e41f0d664c4df68

    SHA256

    1bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05

    SHA512

    7d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    18KB

    MD5

    18dfb3446f71ec088e99e21caf82fd3c

    SHA1

    c7fafb9c01062d27250052a1186e9b28810605a7

    SHA256

    bc3a5bbe3cb4e786bb8da8c4c33d9bc9c604c03877baf4390313634a283c8009

    SHA512

    2d6cc0dc5137921bde246d7d90cc062e4b2739648160d07ac82d94ff7e0d7e8d74d9c89b7d3647b886778c2ae35c40aa9c5a772c0fbecacfbc54a5356b6f0918

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_o445wr1r.qx1.ps1

    Filesize

    1B

    MD5

    c4ca4238a0b923820dcc509a6f75849b

    SHA1

    356a192b7913b04c54574d18c28d46e6395428ab

    SHA256

    6b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b

    SHA512

    4dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a

  • C:\Users\Admin\AppData\Local\Temp\tmp9F4D.tmp

    Filesize

    1KB

    MD5

    49307a46d610ae21e7ebd3c0978595ba

    SHA1

    e6c6ce924c72f723d5844371d95d178d7f8b9094

    SHA256

    e5d1859c82c7b261bea36e3bba0152350952b2f6804e59e874e95714d8a2f26f

    SHA512

    ab447f55a0618409669a5995657b8af55bda5e0e4a557ce02cb4a1d38b5d0d039bba5eba7d3fe7569cb4ff68bb55189eb9059703d10071f2923d1bd6a73fcbab

  • memory/168-4-0x0000000005390000-0x000000000539A000-memory.dmp

    Filesize

    40KB

  • memory/168-5-0x0000000073E90000-0x000000007457E000-memory.dmp

    Filesize

    6.9MB

  • memory/168-7-0x0000000006810000-0x0000000006826000-memory.dmp

    Filesize

    88KB

  • memory/168-8-0x0000000073E9E000-0x0000000073E9F000-memory.dmp

    Filesize

    4KB

  • memory/168-9-0x0000000073E90000-0x000000007457E000-memory.dmp

    Filesize

    6.9MB

  • memory/168-10-0x0000000005790000-0x0000000005798000-memory.dmp

    Filesize

    32KB

  • memory/168-11-0x0000000006850000-0x000000000685C000-memory.dmp

    Filesize

    48KB

  • memory/168-6-0x0000000005460000-0x00000000054FC000-memory.dmp

    Filesize

    624KB

  • memory/168-0-0x0000000073E9E000-0x0000000073E9F000-memory.dmp

    Filesize

    4KB

  • memory/168-12-0x0000000006B50000-0x0000000006BD4000-memory.dmp

    Filesize

    528KB

  • memory/168-3-0x00000000052A0000-0x0000000005332000-memory.dmp

    Filesize

    584KB

  • memory/168-34-0x0000000073E90000-0x000000007457E000-memory.dmp

    Filesize

    6.9MB

  • memory/168-2-0x00000000057A0000-0x0000000005C9E000-memory.dmp

    Filesize

    5.0MB

  • memory/168-1-0x0000000000920000-0x00000000009CA000-memory.dmp

    Filesize

    680KB

  • memory/1444-71-0x0000000070D10000-0x0000000070D5B000-memory.dmp

    Filesize

    300KB

  • memory/1444-509-0x0000000073E90000-0x000000007457E000-memory.dmp

    Filesize

    6.9MB

  • memory/1444-28-0x0000000007A80000-0x0000000007AE6000-memory.dmp

    Filesize

    408KB

  • memory/1444-27-0x0000000007350000-0x0000000007372000-memory.dmp

    Filesize

    136KB

  • memory/1444-33-0x0000000007DE0000-0x0000000008130000-memory.dmp

    Filesize

    3.3MB

  • memory/1444-450-0x0000000009790000-0x00000000097AA000-memory.dmp

    Filesize

    104KB

  • memory/1444-22-0x0000000073E90000-0x000000007457E000-memory.dmp

    Filesize

    6.9MB

  • memory/1444-36-0x0000000008600000-0x000000000864B000-memory.dmp

    Filesize

    300KB

  • memory/1444-35-0x0000000007B80000-0x0000000007B9C000-memory.dmp

    Filesize

    112KB

  • memory/1444-21-0x0000000007450000-0x0000000007A78000-memory.dmp

    Filesize

    6.2MB

  • memory/1444-20-0x0000000073E90000-0x000000007457E000-memory.dmp

    Filesize

    6.9MB

  • memory/1444-19-0x0000000006C60000-0x0000000006C96000-memory.dmp

    Filesize

    216KB

  • memory/1444-73-0x00000000092A0000-0x00000000092BE000-memory.dmp

    Filesize

    120KB

  • memory/1444-29-0x0000000007AF0000-0x0000000007B56000-memory.dmp

    Filesize

    408KB

  • memory/1444-70-0x00000000092C0000-0x00000000092F3000-memory.dmp

    Filesize

    204KB

  • memory/1444-78-0x0000000009600000-0x00000000096A5000-memory.dmp

    Filesize

    660KB

  • memory/1444-83-0x0000000009830000-0x00000000098C4000-memory.dmp

    Filesize

    592KB

  • memory/1444-23-0x0000000073E90000-0x000000007457E000-memory.dmp

    Filesize

    6.9MB

  • memory/1444-473-0x0000000009770000-0x0000000009778000-memory.dmp

    Filesize

    32KB

  • memory/2384-72-0x0000000070D10000-0x0000000070D5B000-memory.dmp

    Filesize

    300KB

  • memory/2384-37-0x0000000008650000-0x00000000086C6000-memory.dmp

    Filesize

    472KB

  • memory/3840-30-0x0000000000400000-0x0000000000442000-memory.dmp

    Filesize

    264KB

  • memory/3840-510-0x0000000006080000-0x00000000060D0000-memory.dmp

    Filesize

    320KB